Across
- 2. Introduction of harmful substances into the environment
- 4. The large-scale removal of forests or trees
- 5. A testable and specific statement that predicts the outcome of an experiment
- 8. The continuous process of water evaporating from the Earth’s surface
- 10. The long-term alteration of global weather patterns
Down
- 1. The realm of life on Earth
- 3. The layer of gases surrounding Earth
- 6. The act of noticing and studying a phenomenon or event
- 7. All forms of water on Earth
- 9. The solid part of the Earth